Wyoming Tax Year 2026

Wyoming 1099-INT Filing Requirements, Tax Year 2026

What Wyoming requires from businesses filing 1099-INT (Interest income) for tax year 2026: deadline, accepted format, CF/SF treatment, registration, and penalties, backed by primary-source citations.

Tax Year 2026 No state filing required Last verified April 26, 2026
Wyoming does not require state-level 1099 filing.
No state income tax reporting is collected for these forms - federal IRS filing is sufficient.
Filing method No state filing Wyoming does not collect 1099-INT.
Deadline N/A No state filing required.
Format accepted N/A No state submission required.
Late-filing penalty N/A No state filing required, so no late-filing penalty applies.

Filing requirements

Wyoming does not require a separate state filing of 1099-INT for tax year 2026. Federal filing satisfies the reporting obligation; no state submission is required.

Wyoming has no individual income tax, so 1099-INT forms are not filed with the state.

Deadlines and extensions

Filing deadline
N/A
Wyoming does not require 1099-INT to be filed, so no state deadline applies. File federally with the IRS by the applicable federal due date.

Extensions

Not applicable. Because 1099-INT is not required to be filed with Wyoming, there is no state extension process.

Accepted format

No state filing is required for 1099-INT in Wyoming, so no state-specific format applies.

Frequently asked questions

Does Wyoming require filing of 1099-INT for tax year 2026?

No. Wyoming does not require a separate state filing of 1099-INT for tax year 2026.

Does Wyoming participate in the CF/SF program?

No. Wyoming does not participate in the Combined Federal/State Filing Program. 1099 filings with this state must go through its direct filing channel when required.

What is the Wyoming 1099-INT filing deadline for tax year 2026?

1099-INT is not required to be filed with Wyoming, so there is no state deadline. File federally with the IRS by the applicable federal due date.

What format does Wyoming accept for 1099-INT?

Wyoming does not require 1099-INT to be filed, so there is no state-specific format.

Do I need to file 1099-INT with Wyoming if I also filed federally?

No separate state filing is required for 1099-INT in Wyoming; federal filing is sufficient.

Source citations

Verified from 2 primary sources
“The Agency's mission is the administration and collection of mineral and excise taxes as well as the valuation of property and the wholesale distribution of alcohol beverages and enforcement of liquor control laws for the ultimate benefit of all Wyoming citizens.”
Apr 25, 2026 https://revenue.wyo.gov/our-mission
“§018. Full tax credit allowed against any liability arising from a tax on income. No tax shall be imposed upon income without allowing full credit against such tax liability for all sales, use, and ad valorem taxes paid in the taxable year by the same taxpayer to any taxing authority in Wyoming.”
Apr 25, 2026 https://law.justia.com/constitution/wyoming/

Additional notes

Wyoming does not levy a state individual income tax, so 1099 information returns are not filed with the state. Federal 1099 reporting obligations to the IRS are unaffected.

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